Ubuntu 17.04 now uses systemd-resolved to perform DNS resolution and systemd-resolved does support DNSSEC:
# journalctl |grep DNSSEC Mar 12 14:57:53 xeelee systemd-resolved[25023]: DNSSEC validation failed for question ubuntu.com IN DS: failed-auxiliary Mar 12 14:57:53 xeelee systemd-resolved[25023]: DNSSEC validation failed for question ubuntu.com IN SOA: failed-auxiliary
Ubuntu 17.04 now uses systemd-resolved to perform DNS resolution and systemd-resolved does support DNSSEC:
# journalctl |grep DNSSEC resolved[ 25023]: DNSSEC validation failed for question ubuntu.com IN DS: failed-auxiliary resolved[ 25023]: DNSSEC validation failed for question ubuntu.com IN SOA: failed-auxiliary
Mar 12 14:57:53 xeelee systemd-
Mar 12 14:57:53 xeelee systemd-